# 711 on iPhone: Telecommunications Relay Service URL: https://byshahid.com/blog/telecommunications-relay-service-iphone/ App: Secret Codes: IMEI & Carrier (https://apps.apple.com/us/app/secret-codes-imei-carrier/id6807154322) Author: Muhammad Shahid Updated: 2026-11-04 > 711: Free nationwide relay for callers with hearing or speech disabilities. 711 connects you to a communications assistant who relays between a text device or speech-to-speech user and the person being called. The FCC assigned 711 nationwide precisely so nobody has to remember a ten-digit relay access number. - **Code:** 711 - **What it does:** Free nationwide relay for callers with hearing or speech disabilities. - **Published for:** Verizon, AT&T, T-Mobile and UScellular - **Type:** Works on all iPhones Free nationwide relay for callers with hearing or speech disabilities. This page explains what `711` does, how to use it on an iPhone and which carriers it applies to. I build **Secret Codes: IMEI & Carrier**, a free iPhone app with 317 checked codes and guides, including this one. If you would rather tap than memorise, [get Secret Codes on the App Store](https://apps.apple.com/us/app/secret-codes-imei-carrier/id6807154322). ## What does 711 do? 711 connects you to a communications assistant who relays between a text device or speech-to-speech user and the person being called. The FCC assigned 711 nationwide precisely so nobody has to remember a ten-digit relay access number. It is free, works from any phone anywhere in the United States including Puerto Rico and the territories, and covers local and long distance calls. Either side of a conversation can start the call. 711 does not reach Video Relay Service, IP Relay or IP Captioned Telephone Service, because those are set up over the internet rather than dialled. On iPhone, RTT and TTY are configured under Settings, Accessibility. ## How do I use 711? - Open the Phone app and tap Keypad. - Type 711 exactly as written. - Press the green Call button and wait for the result. ## Which carriers does this apply to? | Published for | Verizon, AT&T, T-Mobile and UScellular | | Type | Works on all iPhones | | Good to know | Assigned nationwide by the FCC and carried by every US carrier. Internet-based relay services are reached through their own apps instead. | _Screenshot: The Secret Codes detail screen shows the steps, the carriers and an Open in Phone button._ ## Related more carrier and n11 codes - [011[number]: Dial Internationally With 011](/blog/dial-internationally-with-011-iphone/) - [811: Call Before You Dig](/blog/call-before-you-dig-iphone/) - [+[number]: Dial Internationally With Plus](/blog/dial-internationally-with-plus-iphone/) - [988: 988 Suicide and Crisis Lifeline](/blog/988-suicide-and-crisis-lifeline-iphone/) - [888-944-9400: UScellular Customer Service](/blog/uscellular-customer-service-iphone/) - [411: Directory Assistance](/blog/directory-assistance-iphone/) See all [more carrier and n11 codes](/blog/iphone-codes/more-carrier-codes/) or [every category of iPhone codes](/blog/iphone-codes/). ## How Secret Codes helps Secret Codes keeps this and every other entry a search away. Pick your carrier once and each entry says whether it is published for your line. You can save favourites, add a private note, and record whether a code worked on your line. **Secret Codes: IMEI & Carrier** is free on the App Store: https://apps.apple.com/us/app/secret-codes-imei-carrier/id6807154322 ## FAQ ### What does 711 do on iPhone? Free nationwide relay for callers with hearing or speech disabilities. 711 connects you to a communications assistant who relays between a text device or speech-to-speech user and the person being called. The FCC assigned 711 nationwide precisely so nobody has to remember a ten-digit relay access number. ### What else should I know about 711? It is free, works from any phone anywhere in the United States including Puerto Rico and the territories, and covers local and long distance calls. Either side of a conversation can start the call. ### What are the steps for 711? 1. Open the Phone app and tap Keypad. 2. Type 711 exactly as written. 3. Press the green Call button and wait for the result. ### Where do I use 711? On the keypad of the Phone app. ### Is 711 a hidden or secret code? No. It is a published service, not a hidden menu. iPhones do not have Android-style engineering menus. ### Which carriers does 711 work on? It is published for Verizon, AT&T, T-Mobile and UScellular. Assigned nationwide by the FCC and carried by every US carrier. Internet-based relay services are reached through their own apps instead. ### Does 711 work on Android phones too? It is handled by the carrier or service rather than the iPhone, so it is not tied to one phone brand. Check with your carrier. ### Will 711 work outside the US? It is published for US carriers and services, so do not count on it abroad. Ask your carrier before you travel. ### What if 711 does not work on my iPhone? Check that it applies to your carrier first, because carriers decide which services they offer and can change them. If it should apply to your line, contact your carrier. ### What is related to 711? 011[number]: Dial Internationally With 011. The traditional US exit code for international calls. ### What else is in this category? 811: Call Before You Dig. Free national line to have buried utility lines marked. ### Can I find 711 in an app? Yes. Secret Codes, a free iPhone app, includes it with its steps and carrier details. ## Sources - [Verizon Support](https://www.verizon.com/support/)