Pittsburgh Suburban Zone 20, PA — rate center
- State
- Pennsylvania
- Active prefixes
- 13
- Carriers
- 9
- Pooled prefixes
- 11
- LATA
- 234
- Metro area
- Pittsburgh, PA MSA
Phone numbers "from Pittsburgh Suburban Zone 20" are, precisely speaking, numbers whose prefixes are anchored to the Pittsburgh Suburban Zone 20 rate center of Pennsylvania, under 412, 878.
13 central-office prefixes are currently anchored to this rate center across 9 carriers. 11 prefixes participate in thousands-block pooling, so blocks of 1,000 numbers are shared between carriers.
The rate center belongs to the Pittsburgh, PA Metropolitan Statistical Area. Routing-wise it sits in LATA 234.
Multiple area codes over one rate center (412/878) is the overlay pattern: same geography, different first three digits.
Treat this data as geography of the number, not of the caller: porting, VoIP and caller-ID spoofing all detach the two. When a call matters, hang up and call back through an official number.
Prefixes anchored to Pittsburgh Suburban Zone 20
| Prefix | Code holder | Pooled |
|---|---|---|
| 412-265 | LEVEL 3 COMMUNICATIONS, LLC - PA | Yes |
| 412-332 | ONVOY, LLC - PA | Yes |
| 412-423 | FIDIUM ENTERPRISE SERVICES, LLC | Yes |
| 412-426 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 412-435 | PAETEC ITEL, LLC | Yes |
| 412-517 | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | Yes |
| 412-557 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 412-794 | ONVOY, LLC - PA | Yes |
| 412-820 | VERIZON PENNSYLVANIA, INC. | Yes |
| 412-826 | VERIZON PENNSYLVANIA, INC. | No |
| 412-828 | VERIZON PENNSYLVANIA, INC. | No |
| 412-891 | BANDWIDTH.COM CLEC, LLC - PA | Yes |
FAQ
What area code is Pittsburgh Suburban Zone 20, PA?
Pittsburgh Suburban Zone 20 is served by 2 area codes — 412, 878 — which overlay the same territory.
How many prefixes does Pittsburgh Suburban Zone 20 have?
13 active NXX prefixes are anchored to this rate center in NANPA records, held by 9 carriers.
Is a call from a Pittsburgh Suburban Zone 20 prefix really from Pittsburgh Suburban Zone 20?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.