Local Calling Guide
Area code/prefix search
Switch: CLMAMDSRRS0
- Switch name: COLUMBIA SNOWDEN RIVER
- Switch type: ORM
- Host: CLMAMDOBDS0
- See all switches at this location
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
410-312 | A | Columbia | MD | 9212 VERIZON MARYLAND, INC. | 238 | |||
410-872 | A | Columbia | MD | 9212 VERIZON MARYLAND, INC. | 238 | |||
410-953 | A | Columbia | MD | 9212 VERIZON MARYLAND, INC. | 238 | |||
443-285 | A | Columbia | MD | 9212 VERIZON MARYLAND, INC. | 238 |
Last updated: Sun, 04 Apr 2021 19:28:27 UTC
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