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Practical guides aligned with what people actually search for—online fax, store alternatives, and pay-as-you-go sending from home. Written by RonFax Editorial.
HCA Healthcare Fax Number (800) 596-7037 — Send Online
HCA 401(k)/Voya fax often (800) 596-7037—verify on your plan notice, then fax rollover, loan, or distribution PDFs online. $1.99 up to 3 pages.
Read guide →Aetna Prior Authorization Fax Number — Send Online
Medical prior authorization and appeals when directed by plan materials.
Read guide →Blue Cross Blue Shield Prior Auth Fax Number — Send Online
Member appeals and prior authorization when your BCBS plan lists fax submission.
Read guide →NYS DOL Unemployment Fax (518) 457-9492 — Claimant Guide
NYS DOL UI claimant fax is often (518) 457-9492—verify on dol.ny.gov. Put SSN on every page, then fax your PDF online with RonFax: $1.99 for 3 pages.
Read guide →Social Security Administration Fax Number — Send Forms Online
Disability and benefits documentation when SSA instructions list fax submission.
Read guide →Arizona ALTCS Fax Number (888) 507-3313 — Send Online
Arizona ALTCS fax is often (888) 507-3313—verify on azahcccs.gov. Fax your long-term care application PDF online with RonFax: $1.99 for 3 pages.
Read guide →Iowa SOS Business Services Fax (515) 242-5953 — Send Online
Iowa Secretary of State Business Services fax is (515) 242-5953—verify on sos.iowa.gov. Fax corporate, UCC, or notary PDFs online with RonFax: $1.99 for 3 pages.
Read guide →Experian Fax Number for Dispute — Send Online
Consumer credit disputes and investigation support documents.
Read guide →IRS Kansas City Fax Number (844) 254-2834 — Stop 6120 MeF Rejects
IRS Stop 6120 Kansas City fax number is often (844) 254-2834 for MeF/SP Rejects. Verify on your IRS notice, then send large tax PDFs online with RonFax.
Read guide →Atlanta Gas Light Fax Number (800) 442-1427 — Send Online
Atlanta Gas Light fax number is (800) 442-1427 on atlantagaslight.com Contact Us. Fax account or service PDFs online with RonFax—no machine, $1.99 for 3 pages.
Read guide →California FTB Fax Number (916) 855-5646 — Filing Enforcement
FTB Filing Enforcement fax is often (916) 855-5646. Verify on ftb.ca.gov or your notice, then fax your personal income tax reply PDF online in minutes.
Read guide →IRS Form 2553 Fax Number (855) 214-7520 — S-Corp Election
Commonly cited IRS Form 2553 fax: (855) 214-7520 for S-corp elections—verify on current IRS instructions, then fax your signed PDF online. No machine needed.
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Agency & institution fax guides
Crawlable directory of step-by-step fax guides — each page includes the destination number, what to include, and a send form.
Credit bureaus
Finance & business
Financial services
Government
Government & tax
- Fax to California FTB Filing Enforcement
- Fax to IRS Form 2553 (S Corp Election)
- Fax to IRS Form SS 4 (Apply for EIN)
- Fax to IRS Kansas City MeF / SP Rejects
- Fax to Massachusetts DOR Court Order / Child Support
- Fax to NYS Department of Labor UI Claimant Fax
- Fax to NYS Department of Labor UI Collections
- Fax to Social Security Administration