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  2. Area code 720

Area Code 720 Information and Location Details

The 720 area code is located in Denver, Colorado including Longmont, Englewood and was originally put into service on January 1st 1970. Find whose number this is.

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Country

United States of America

State

Colorado

Largest City

Denver

Timezone

Mountain

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720 Area Code Prefixes Directory

If you know the complete number you’re looking up, please use the Phone Number Search above. Or to explore prefixes in different coverage areas, please use the tables below.

Qwest Corp.
Carrier

Coverage Area
Counties: Denver, Douglas, Boulder, , Adams
Cities: Denver, Littleton, Longmont, Golden, Brighton, Aurora, Sedalia

(720) 200
(720) 242
(720) 264
(720) 267
(720) 268
(720) 283
(720) 304
(720) 321
(720) 322
(720) 337
(720) 344
(720) 348
(720) 359
(720) 362
(720) 374
(720) 406
(720) 423
(720) 424
(720) 426
(720) 444
(720) 455
(720) 482
(720) 488
(720) 489
(720) 493
(720) 494
(720) 497
(720) 523
(720) 524
(720) 528
(720) 529
(720) 536
(720) 540
(720) 542
(720) 544
(720) 553
(720) 554
(720) 558
(720) 561
(720) 562
(720) 563
(720) 564
(720) 565
(720) 566
(720) 568
(720) 570
(720) 578
(720) 622
(720) 627
(720) 652
(720) 685
(720) 733
(720) 744
(720) 746
(720) 747
(720) 748
(720) 777
(720) 833
(720) 842
(720) 847
(720) 848
(720) 851
(720) 852
(720) 854
(720) 855
(720) 857
(720) 858
(720) 859
(720) 864
(720) 870
(720) 872
(720) 873
(720) 874
(720) 875
(720) 876
(720) 884
(720) 886
(720) 887
(720) 890
(720) 895
(720) 898
(720) 904
(720) 917
(720) 922
(720) 924
(720) 929
(720) 931
(720) 932
(720) 941
(720) 942
(720) 944
(720) 945
(720) 946
(720) 947
(720) 956
(720) 962
(720) 963
(720) 972
(720) 977
(720) 981

New Cingular Wireless PCS
Carrier

Coverage Area
Counties: Denver, Boulder, Weld
Cities: Denver, Longmont, Fort Lupton

(720) 201
(720) 237
(720) 244
(720) 272
(720) 273
(720) 289
(720) 292
(720) 308
(720) 320
(720) 326
(720) 357
(720) 360
(720) 369
(720) 378
(720) 412
(720) 431
(720) 466
(720) 469
(720) 480
(720) 491
(720) 530
(720) 539
(720) 560
(720) 606
(720) 630
(720) 633
(720) 635

Cellco Partnership DBA Verizon Wireless
Carrier

Coverage Area
Counties: Denver, , Boulder, Weld
Cities: Denver, Aurora, Longmont, Fort Lupton

(720) 202
(720) 215
(720) 219
(720) 281
(720) 340
(720) 346
(720) 355
(720) 383
(720) 388
(720) 391
(720) 413
(720) 415
(720) 425
(720) 437
(720) 445
(720) 467
(720) 470
(720) 498
(720) 505
(720) 538
(720) 541
(720) 552
(720) 556
(720) 557
(720) 626
(720) 636
(720) 648
(720) 660
(720) 670
(720) 737
(720) 810
(720) 951

Sprint Spectrum
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 203
(720) 205
(720) 209
(720) 218
(720) 232
(720) 233
(720) 234
(720) 235
(720) 236
(720) 252
(720) 253
(720) 254
(720) 255
(720) 256
(720) 260
(720) 270
(720) 271
(720) 290
(720) 291
(720) 300
(720) 301
(720) 312
(720) 313
(720) 314
(720) 317
(720) 318
(720) 319
(720) 331
(720) 333
(720) 334
(720) 335
(720) 339
(720) 350
(720) 351
(720) 353
(720) 363
(720) 371
(720) 373
(720) 380
(720) 474
(720) 490
(720) 525
(720) 581
(720) 612
(720) 641
(720) 732
(720) 837
(720) 838
(720) 839
(720) 840
(720) 841
(720) 849
(720) 940
(720) 971
(720) 979
(720) 980
(720) 982
(720) 984
(720) 985
(720) 987
(720) 988
(720) 989

AT&T Local
Carrier

Coverage Area
Counties: Boulder, Denver, Larimer,
Cities: Longmont, Denver, Lyons, Aurora

(720) 204
(720) 239
(720) 307
(720) 342
(720) 349
(720) 356
(720) 395
(720) 396
(720) 397
(720) 430
(720) 587
(720) 949

Xo Colorado
Carrier

Coverage Area
Counties: Denver, , Adams
Cities: Denver, Englewood, Brighton, Aurora

(720) 206
(720) 207
(720) 208
(720) 210
(720) 212
(720) 221
(720) 222
(720) 223
(720) 224
(720) 225
(720) 226
(720) 227
(720) 228
(720) 229
(720) 230
(720) 240
(720) 241
(720) 246
(720) 247
(720) 249
(720) 250
(720) 257
(720) 265
(720) 284
(720) 285
(720) 293
(720) 294
(720) 367
(720) 368
(720) 377
(720) 384
(720) 385
(720) 389
(720) 446
(720) 449
(720) 509
(720) 522
(720) 579
(720) 686
(720) 862
(720) 863
(720) 889

Mcleodusa Telecommunications Services- Co
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 213
(720) 214
(720) 274
(720) 409
(720) 433
(720) 454
(720) 550
(720) 625
(720) 644

Teleport Communications America
Carrier

Coverage Area
Counties: , Denver, Larimer
Cities: Aurora, Denver, Lyons

(720) 216
(720) 258
(720) 269
(720) 286
(720) 302
(720) 310
(720) 472
(720) 475
(720) 479
(720) 514
(720) 519
(720) 532
(720) 533
(720) 535
(720) 559
(720) 596
(720) 624
(720) 785
(720) 834
(720) 920

T-mobile Usa
Carrier

Coverage Area
Counties: Denver,
Cities: Denver, Aurora, Englewood

(720) 217
(720) 220
(720) 231
(720) 238
(720) 261
(720) 280
(720) 299
(720) 323
(720) 325
(720) 341
(720) 352
(720) 372
(720) 394
(720) 400
(720) 401
(720) 421
(720) 427
(720) 451
(720) 499
(720) 589
(720) 645
(720) 771
(720) 933
(720) 934
(720) 935
(720) 936
(720) 937
(720) 938
(720) 939
(720) 965

Leap Wireless Intl DBA Cricket Comm
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 243
(720) 275
(720) 276
(720) 296
(720) 297
(720) 298
(720) 309
(720) 327
(720) 329
(720) 338
(720) 364
(720) 365
(720) 366
(720) 398
(720) 404
(720) 422
(720) 429
(720) 434
(720) 435
(720) 436
(720) 439
(720) 440
(720) 447
(720) 448
(720) 465
(720) 495
(720) 551
(720) 569
(720) 620
(720) 621
(720) 628
(720) 629
(720) 675
(720) 690
(720) 763
(720) 775
(720) 885

Eschelon Telecom Of Colorado
Carrier

Coverage Area
Counties: Denver,
Cities: Denver, Aurora

(720) 245
(720) 306
(720) 361
(720) 376
(720) 382
(720) 402
(720) 460
(720) 484
(720) 508
(720) 599
(720) 723
(720) 724
(720) 974
(720) 975

Cbeyond Communications
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 248
(720) 407
(720) 473

Level 3 Communications
Carrier

Coverage Area
Counties: , Denver, Adams, Larimer
Cities: Aurora, Denver, Brighton, Lyons

(720) 251
(720) 259
(720) 263
(720) 266
(720) 277
(720) 343
(720) 399
(720) 414
(720) 420
(720) 457
(720) 468
(720) 496
(720) 506
(720) 545
(720) 549
(720) 567
(720) 789
(720) 888
(720) 891
(720) 961

Icg Telecom Group
Carrier

Coverage Area
Counties: , Denver, Boulder
Cities: Aurora, Denver, Longmont

(720) 262
(720) 330
(720) 379
(720) 684
(720) 836
(720) 865
(720) 877
(720) 878
(720) 879
(720) 880
(720) 881
(720) 882
(720) 883
(720) 913
(720) 921

Tw Telecom Of Colorado LLC
Carrier

Coverage Area
Counties: , Denver
Cities: Aurora, Denver

(720) 278
(720) 279
(720) 282
(720) 305
(720) 347
(720) 354
(720) 387
(720) 393
(720) 456
(720) 458
(720) 478
(720) 593
(720) 754

Comcast Phone Of Colorado
Carrier

Coverage Area
Counties: Denver,
Cities: Denver, Aurora

(720) 287
(720) 324
(720) 328
(720) 381
(720) 502
(720) 638
(720) 726
(720) 998

Bandwidth.com Clec
Carrier

Coverage Area
Counties: , Denver, Clear Creek, Adams, Boulder, Weld
Cities: Aurora, Denver, Keenesburg, Idaho Springs, Brighton, Longmont, Fort Lupton

(720) 288
(720) 295
(720) 316
(720) 336
(720) 370
(720) 386
(720) 408
(720) 432
(720) 441
(720) 442
(720) 443
(720) 464
(720) 504
(720) 515
(720) 580
(720) 608
(720) 619
(720) 663
(720) 683
(720) 689
(720) 729
(720) 808

360networks (usa) Inc.
Carrier

Coverage Area
Counties: Denver, Boulder,
Cities: Denver, Longmont, Henderson

(720) 315
(720) 438
(720) 477
(720) 583
(720) 590
(720) 600
(720) 800

Mcimetro Access Transmission Services LLC
Carrier

Coverage Area
Counties: Denver, , Adams
Cities: Denver, Hudson, Brighton

(720) 332
(720) 358
(720) 418
(720) 450
(720) 613
(720) 634

Zippytech Incorporated
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 345

Commnet Wireless
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 375
(720) 585

Iloka DBA Newcloud Networks
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 390

Ymax Communications Corp.
Carrier

Coverage Area
Cities: Deer Trail

(720) 392

Peerless Network Of Colorado
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 403
(720) 452
(720) 666

Hypercube Telecom
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 405

Broadvox-clec
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 428

Onvoy
Carrier

Coverage Area
Counties: Denver,
Cities: Denver, Sedalia

(720) 459
(720) 463

American Messaging (am)
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 521

Global Crossing Local Services-co
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 548
(720) 897
(720) 903
(720) 907
(720) 943

365 Wireless
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 588

Neutral Tandem-colorado
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 623

Telstar Communications Inc
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 658

Teliax
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 708

Centurylink Communications LLC
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 722

Dishnet Wireline, L.l.c.
Carrier

Coverage Area
Counties: Denver
Cities: Denver

(720) 999
The 720 area code is located in Denver, Colorado including Longmont, Englewood and was originally put into service on January 1st 1970. Find whose number this is.

Recently Reported Numbers

(720) 599-5108Unknown

Are you real? What did he sound like? What did he ask for. I’ve been called too

(720) 418-8462Dangerous

spoofed number. Actually a VOIP call, number withheld

(720) 746-4093Unknown

When I answered nobody was there.

(720) 646-6922Unknown

I did not answer it.

(720) 436-1523Unknown

Another unknown number.

(720) 377-3858Neutral

False fed x tracking number for package on its way.

(720) 439-2147Unknown

Multiple calls from 720-439-2147.

(720) 408-3959Unknown

Several calls from this number.

(720) 306-1478Unknown

Did not leave a message.

(720) 713-3283Unknown

left no message on machine.

Recently Searched Numbers

No additional information reported for these searched numbers. Received a call from any phone number listed below? Please consider helping the community by reporting your experience.

720-400-1263
ReportT-mobile Usa
720-748-7047
ReportQwest Corp.
720-594-9538
ReportUNKNOWN
720-582-3677
ReportUNKNOWN
720-726-3873
ReportComcast Phone Of Colorado
720-386-9626
ReportBandwidth.com Clec
720-343-3213
ReportLevel 3 Communications
720-447-7695
ReportLeap Wireless Intl DBA Cricket Comm
720-588-9730
Report365 Wireless
720-581-7154
ReportSprint Spectrum
720-611-7435
ReportUNKNOWN
720-802-4407
ReportUNKNOWN
720-745-5540
ReportUNKNOWN
720-508-3812
ReportEschelon Telecom Of Colorado
720-855-4289
ReportQwest Corp.
720-302-3001
ReportTeleport Communications America
720-424-7727
ReportQwest Corp.
720-306-9123
ReportEschelon Telecom Of Colorado
720-106-2250
ReportUNKNOWN

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Cities With coverage

CITY LIST
Aurora
Brighton
Deer Trail
Denver
Englewood
Fort Lupton
Golden
Henderson
Hudson
Idaho Springs
Keenesburg
Littleton
Longmont
Lyons
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