Idaho, Montana
Area codes
3
Rate centres
134
Carriers
52
Prefix blocks
2,541
A Local Access and Transport Area is the region a call is routed within before it becomes long-haul. The boundaries were drawn when the Bell System was broken up in 1984: a local carrier could carry a call inside its LATA, and a long-distance carrier had to take it across one. The division still shapes how calls are routed and rated today, which is why every prefix block on this site carries a LATA.
52 carriers hold blocks here. The 25 largest are shown.
| Carrier | OCN | Blocks | Share |
|---|---|---|---|
| ONVOY, LLC - MT | 453F | 521 | 20.5% |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT | 6564 | 379 | 14.9% |
| QWEST CORPORATION | 9636 | 324 | 12.8% |
| NEW CINGULAR WIRELESS PCS, LLC | 6010 | 248 | 9.8% |
| LEVEL 3 COMMUNICATIONS, LLC - MT | 9415 | 118 | 4.6% |
| CHARTER IP ENABLED SERVICES, LLC | 792K | 97 | 3.8% |
| T-MOBILE USA, INC. | 6529 | 97 | 3.8% |
| TRIANGLE TEL. COOP. ASSN., INC. | 2257 | 79 | 3.1% |
| 3 RIVERS TEL. COOP., INC. | 2255 | 76 | 3.0% |
| BLACKFOOT TEL. COOP., INC. | 2235 | 72 | 2.8% |
| CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK | 2249 | 60 | 2.4% |
| TELNYX LLC | 073H | 60 | 2.4% |
| TERRA NOVA TELECOM INC. | 145J | 59 | 2.3% |
| ONVOY SPECTRUM, LLC | 624H | 54 | 2.1% |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 36 | 1.4% |
| 3 RIVERS TELEPHONE COOPERATIVE, INC. - MT | 3924 | 34 | 1.3% |
| TRIANGLE TEL. COOP. ASSN., INC. | 3310 | 34 | 1.3% |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 22 | 0.9% |
| WESTERN MONTANA COMMUNITYTEL INC. - MT | 986F | 19 | 0.7% |
| TELEPORT COMMUNICATIONS AMERICA MT - LLC | 771G | 18 | 0.7% |
| LIVEWIRE TELECOM, LLC | 509K | 17 | 0.7% |
| SIYEH COMMUNICATIONS | 619J | 12 | 0.5% |
| METROPCS, INC. | 5562 | 11 | 0.4% |
| BLACKFOOT COMMUNICATIONS, INC. - MT | 7870 | 10 | 0.4% |
| BOOST SUBSCRIBERCO L.L.C. | 490J | 7 | 0.3% |
134 rate centres. search them all.