# MobileSMS.io > Help center and documentation for MobileSMS.io ## FAQ - Q: Why didn't I get the SMS verification code? A: Not receiving the SMS Code can be due to several reasons. We have a detailed article, [How to Improve Your SMS Verification Success Rate on MobileSMS.io](https://mobilesms.io/blog/improve-sms-verification-success-rate/), that explains the common issues and how to troubleshoot them. But in summary, s - Q: What is a long term phone rental? A: Long term rentals refer to phone numbers that you intend to use for more than 30 days. We offer the opportunity to rent real sim-card phone numbers for extended periods. Depending on your budget and needs, you can select from a range of services: - **Specific Service Rentals:** If you are budg - Q: Can I extend a one-time use temporary phone number? A: One-time use temporary phone numbers are exactly as the name suggests, they are intended for a single use and are meant to be disposable. They are typically used for quick, one-time SMS verifications and are not meant to be rented for a longer period of time. While there may be a very short windo - Q: I Paid, But Why Didn’t I Get Credited? A: If you paid via cryptocurrency, it can take some time for the payment to be confirmed and credited to your account. This is due to the fact that we require THREE confirmations on the blockchain before processing your payment. If you recently made a payment and it has not yet reflected in your acc - Q: What payment methods do you accept? A: We accept various forms of payment, including: -Credit/debit cards (Visa, MasterCard, American Express, Discover) -PayPal -CryptoCurrency (Bitcoin, Ethereum, Litecoin) -Google Pay -Apple Pay Please note that when using credit/debit cards, 3D secure is required for added security. Please - Q: How can I add credits to my MobileSMS.io account? A: Adding credits to your MobileSMS.io account is easy and secure! Log in to your account and navigate to the "Add Credit" section. Here, you can choose to fund your account with a minimum of $5 using a variety of payment methods such as Stripe, CryptoCurrency (BTC, ETH, LTC), Visa, Mastercard, G - Q: Can I reuse a temporary phone number from MobileSMS.io? A: At MobileSMS.io, we offer both one-time use disposable phone numbers and long-term rental phone numbers. If you need to receive SMS verification codes for the same number more than once, a long-term rental may be a better option for you. For select services in the United States, you have the o - Q: How is MobileSMS.io's pricing structured? A: At MobileSMS.io, we understand that disposable phone numbers are a valuable tool for protecting your privacy and security online. That's why we've designed our pricing to be simple, straightforward, and affordable. You can find all of our pricing options on our pricing page. In general, we charge - Q: Why was my credit card payment declined? A: To ensure the security of our customers, we only accept credit card payments that have 3D Secure technology enabled. This helps prevent fraudulent charges. If your credit card does not support 3D Secure, your payment will be declined. If you are not comfortable using 3D Secure, you can use alt - Q: How Do I Delete My MobileSMS.io Account? A: You can now delete your MobileSMS.io account via the user dashboard. To delete your account on MobileSMS.io, log in to your dashboard, navigate to the "My Account" page, and click on the "Close Account" button. Please note that this action cannot be undone and all your account information, inc - Q: What websites or apps can I use your disposable phone numbers on? A: At MobileSMS.io, we provide real SIM-card mobile phone numbers, unlike virtual phone numbers from other providers. This means that our disposable phone numbers can be used on any website or app that requires SMS verification. If the website or app that you need a disposable phone number for is - Q: Can't find the website or app I need on the services list? A: If the website or app that you are trying to use a disposable phone number for is not listed on our dashboard, look for the "Other" option. This option is available in select countries such as United States, United Kingdom, India, Poland, Netherlands and more. However, please note that China c - Q: What is MobileSMS.io and How Does it Work? A: MobileSMS.io is a service that allows you to protect your privacy when signing up for websites and apps by providing temporary phone numbers for SMS verification. With our service, you can receive verification messages without using your personal phone number. We offer real SIM-card mobile pho - Q: Do you offer refunds? What's your money back guarantee policy? A: Yes, we understand that successful SMS verification can be tricky at times, which is why we offer a 7-day refund policy. If it doesn't work for you, please let us know within 7 days, and we will offer you a refund. Note, we can only refund unused credit card transactions and bitcoin transactions. - Q: How do I use your Disposable Phone Numbers? A: Users can sign up for the service, top-up their account with credits, and use those credits to order a disposable phone number. These numbers can be used for bypassing SMS verification on any website or app. - Q: How do I open a support ticket? A: Submit the ticket through this link: [https://help.mobilesms.io/index.php?pg=request](https://help.mobilesms.io/index.php?pg=request) - Q: Which countries does MobileSMS.io currently provide disposable phone numbers for? A: MobileSMS.io currently provides real SIM-Card disposable phone numbers for a wide range of countries including the United States (USA), United Kingdom (UK), China, India, Germany, Indonesia, Netherlands, Poland, Switzerland, and many more. We are constantly expanding our list of available countri ## Search For specific questions, search: https://app.helpshelf.com/help/mobilesmsio/search?q={query} ## AI Agent Access - [Full product context](https://app.helpshelf.com/help/mobilesmsio/llms-full.txt): policy-checked verified documentation, or guarded-access guidance when bulk export is unavailable - MCP endpoint: https://app.helpshelf.com/api/mcp/64407a33171c (streamable HTTP) with tools: search_docs, ask, get_article, get_product_context Send `Accept: application/json, text/event-stream` — a compliant Streamable HTTP server answers 406 without both media types. - [MCP server card](https://app.helpshelf.com/help/mobilesmsio/.well-known/mcp/server-card.json): machine-readable description of the endpoint above - [Agent skills](https://app.helpshelf.com/help/mobilesmsio/.well-known/agent-skills/index.json): how to use this documentation, as an Agent Skill - Markdown: any article URL returns Markdown when requested with `Accept: text/markdown` AI agents have read-only access to published documentation. This MCP endpoint never creates tickets, notifications, or other account mutations.