Local Calling Guide
Area code/prefix search
Switch: BRSPMI098MD
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- Switch type: POI
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| NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
|---|---|---|---|---|---|---|---|---|
| 231-442 | 5 | Harrietta | MI | 321J HD CARRIER LLC | 348 | 2025-11-03 | ||
| 269-478 | 4 | Kalamazoo | MI | 321J HD CARRIER LLC | 348 | 2025-11-03 | ||
| 269-757 | 8 | Benton Harbor | MI | 321J HD CARRIER LLC | 348 | 2025-11-03 | ||
| 616-317 | A | Grand Rapids | MI | 321J HD CARRIER LLC | 348 | |||
| 616-317 | 9 | Grand Rapids | MI | 321J HD CARRIER LLC | 348 | 2020-11-21 | ||
| 616-343 | 4 | Greenville | MI | 321J HD CARRIER LLC | 348 | 2025-11-03 | ||
| 616-346 | 6 | Holland | MI | 321J HD CARRIER LLC | 348 | 2025-11-03 | ||
| 616-398 | 8 | Grand Haven | MI | 321J HD CARRIER LLC | 348 | 2025-11-03 |
Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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