Local Calling Guide
Area code/prefix search
Portland, PA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 570-583
| A |
SRBGPASR1MD |
8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC |
232 |
|
|
|
| 570-583
| 0 |
|
6921 LIMITLESS MOBILE, LLC |
232 |
|
2018-01-03 |
|
| 570-583
| 2 |
|
4007 LEVEL 3 COMMUNICATIONS, LLC - PA |
232 |
|
2017-06-11 |
|
| 570-583
| 3 |
|
8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC |
232 |
|
2010-03-21 |
|
| 570-583
| 5 |
|
145J TERRA NOVA TELECOM INC. |
232 |
|
2025-08-01 |
|
| 570-583
| 6 |
|
7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA |
232 |
|
2016-03-21 |
|
| 570-583
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
232 |
|
2016-02-05 |
|
| 570-583
| 8 |
|
547E ONVOY, LLC - PA |
232 |
|
2019-12-18 |
|
| 570-583
| 9 |
|
547E ONVOY, LLC - PA |
232 |
|
2020-10-25 |
|
| 570-897
| A |
PTLDPAXPRS0 |
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
| 570-897
| 0 |
|
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
| 570-897
| 1 |
|
3806 CORE COMMUNICATIONS, INC. - PA |
232 |
|
2009-03-25 |
|
| 570-897
| 2 |
|
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
| 570-897
| 3 |
|
547E ONVOY, LLC - PA |
232 |
|
2020-10-25 |
|
| 570-897
| 4 |
|
624H ONVOY SPECTRUM, LLC |
232 |
|
2023-11-27 |
|
| 570-897
| 5 |
|
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
| 570-897
| 6 |
|
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
| 570-897
| 7 |
|
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
| 570-897
| 8 |
|
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
| 570-897
| 9 |
|
0161 COMMONWEALTH TELEPHONE COMPANY LLC |
232 |
|
|
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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