- HT Public Notice Haiku Central Office Legacy Switch Collapse
- HT Public Notice Honaunau Central Office Legacy Switch Collapse
- HT Public Notice Paia Central Office Legacy Switch Collapse
- HT Public Notice Puunui Central Office Legacy Switch Collapse
- HT Public Notice Waialua Central Office Legacy Switch Collapse
- HT Public Notice Waianae Central Office Legacy Switch Collapse
- HT Public Notice Waipio Gentry Central Office Legacy Switch Collapse
- HT Public Notice Copper Retirement Manoa Central Office
- HT Public Notice Copper Retirement Nahiku
- HTI Network Change Notice Copper Retirement - Lanai
- HTI Network Change Notice Copper Retirement - Kauai
- Public Notice of Network Change - Honaunau Central Office Legacy Switch Collapse
- HTI Public Notice of Network Change - Laie Legacy Switch Collapse
- HTI Public Notice of Network Change - Sunset Beach Legacy Switch Collapse
- Aina Haina Centra Office Legacy Switch Collapse - 9/10/24
- HTI Copper Retirement Public Notice Alakea CO - 7/10/24
- HTI Copper Retirement Public Notice Kalihi CO - 3/21/24
- Kula, Lahaina and Makawao Copper Retirement - 1/23/24
- Kalihi Copper Retirement - 1/10/24
- Alakea Copper Retirement - 9/22/23
- Aina Haina Copper Retirement - 2/3/23
- Kalihi Copper Retirement - 1/28/22
- Papaiko Copper Retirement – 7/20/21
- Kalaoa Copper Retirement – 1/26/21
- Mokapu Central Office Collapse - 8/14/20
- Honolulu Tandem Network Change Notice - Amended - 7/10/20
- Kaaawa Central Office Collapse - 3/4/19
- Kaaawa Copper Retirement - 3/7/19
- Honolulu Tandem Decommissioning - 12/20/18
- Discontinuance Notice - Busy Line Verification and Busy Line Interrupt Services effective July 31, 2018
- Honolulu GTD5 Decommissioning - 7/13/17
- Puunui GTD5 Remote Rehoming - 7/13/17
- Hawaiian Telcom Rate Changes 010119
- Recip Comp Industry Letter 070914
- PVU PIU Form 030912
- PVU PIU Notification 030912
- Notification - Forbearance
- Hawaiian Telcom Signal Routing Request Form - OPC
- Hawaiian Telcom Signal Routing Request Form - Notification
- Notification of Threshold Level Change to TVP & ETTVP
- BAN Field Entries on the ASR
- Termination of SS7 Agreement with Verisign
- Point Code Conversion Notification - 09/08/06
- UNE-P Notification Letter
- Point Code Conversion Notification - 05/12/06
- Rescheduling of Hawaiian Telcom's Point Code Conversion
- Exemption Re-Certification Letter
- Billing of IntraLATA CLEC 800 Service Charges and the CLEC SMS800 Database
- PSC Tax Resale Certificate
- G-82 – Certificate for Sales of Goods, Services, and Amusements
- G6S – Exemption From General Excise Taxes (Short Form)
- G6 – Exemption From General Excise Taxes (Long Form)
- Hawaiian Telcom S25 Exemption Certificate
- Hawaiian Telcom Certificate of Exemption From Federal Excise Taxes
- Hawaiian Telcom Federal Certificate
- G-17 Resale Certificate For Goods
- G-19 Resale Certificate Special Form
- 2025 HTI FUSF Exemption Certification Form
- 2025 HTSC FUSF Exemption Certification Form
- 2026 HTI FUSF Exemption Certification Form
- 2026 HTSC FUSF Exemption Certification Form