Local Calling Guide
Area code/prefix search
Switch: SLSPMDSSDSS
- Switch name: SILVER SPRING
- Switch type: 5EH
- See all switches at this location
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
301-415 | A | Washington Zone 3 | MD | 9212 VERIZON MARYLAND, INC. | 236 | |||
301-457 | A | Washington Zone 3 | MD | 9212 VERIZON MARYLAND, INC. | 236 | |||
301-504 | A | Washington Zone 3 | MD | 9212 VERIZON MARYLAND, INC. | 236 | |||
301-713 | A | Washington Zone 3 | MD | 9212 VERIZON MARYLAND, INC. | 236 | |||
301-734 | A | Washington Zone 3 | MD | 9212 VERIZON MARYLAND, INC. | 236 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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