Carrier group · Incumbent Local Exchange Carrier · 10 member OCNs
Ziply Fiber
Holding: Frontier Communications Corporation
Total blocks
1,868
Recent (18 mo)
0
Medium
0
Old
78
Member OCNs
10
States
4
Area codes
8
First assigned block
2001-05-08
2001-05-08
Last assigned block
2023-03-17
2023-03-17
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Block portfolio at a glance
By age
- Recent (0) — last 18 mo
- Medium (0)
- Old (78)
- Undated (1,790)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Washington WA · 1,002
- Oregon OR · 550
- Idaho ID · 295
- Montana MT · 21
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Member OCNs
10 OCNs roll up under Ziply Fiber.
| OCN | Company name on file | HQ | Type | Total | Recent |
|---|---|---|---|---|---|
| 4324 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Incumbent Local Exchange Carrier | 783 | — |
| 4323 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Incumbent Local Exchange Carrier | 488 | — |
| 4423 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Incumbent Local Exchange Carrier | 217 | — |
| 4321 | Ziply Fiber Northwest LLC dba Ziply Fiber | Rochester, NY | Incumbent Local Exchange Carrier | 166 | — |
| 4427 | Ziply Fiber Idaho LLC dba Ziply Fiber | Rochester, NY | Incumbent Local Exchange Carrier | 113 | — |
| 3401 | Ziply Fiber Oregon LLC dba Ziply Fiber | Rochester, NY | Incumbent Local Exchange Carrier | 58 | — |
| 4322 | Ziply Fiber Montana LLC dba Ziply Fiber | Rochester, NY | Incumbent Local Exchange Carrier | 21 | — |
| 427K | Ziply Fiber Northwest LLC dba Ziply Fiber | Kirkland, WA | Competitive Local Exchange Carrier | 16 | — |
| 517K | Ziply Fiber Pacific LLC dba Ziply Fiber | Kirkland, WA | Competitive Local Exchange Carrier | 4 | — |
| 015L | Ziply Fiber Pacific LLC dba Ziply Fiber | Everett, WA | Competitive Local Exchange Carrier | 2 | — |