When sending bulk SMS through Spoof Caller ID SMS Sender, it's essential to understand and avoid common user errors. This guide thoroughly explains these mistakes and how to avoid them.
Common User Error: Forgetting the Country Prefix
One of the most common errors is forgetting the country prefix.
The correct format for sending SMS through Spoof Caller ID is:
CountryCode + Number
For instance, for a Spanish number with country code +34 and local number 123456789, the correct format is:
34123456789
Incorrect formats include:
0034123456789 ❌340123456789 ❌341123456789 ❌
Including unnecessary leading zeros or extra digits will result in ignored messages. No refunds are provided for these errors.
Error Code 713 – Understanding SMS Delivery Failures
Receiving error code 713 indicates:
- SMS delivery directly failed.
- SMS was rejected by the recipient's device.
- The number is invalid or contains a double prefix.
Always double-check number formatting.
Important Reminder on SIDs, Links, and Keywords
We do not accept reports for undelivered SIDs, keywords, or specific words. Users should responsibly manage bulk SMS campaigns. Read tutorials on SID detection, link formatting, and keyword restrictions.
Delivery Reports and Patience
Clicking the delivery report immediately after sending bulk SMS may show errors:
- Clicking too soon results in false reports.
- Wait patiently for system processing.
Error messages may include:
Numbers are currently in queue.
This indicates:
- Messages are being processed.
- Numbers may have formatting issues (double prefix).
Reports for queued numbers are ignored.
Test Tool vs. Manual Tests
- Test Tool simulates delivery under controlled conditions.
- Manual Tests involve sending to a real device.
Refer to other blog posts for detailed explanations.
Read Our Tutorials and Guides!
Thoroughly read our tutorials and guides to ensure error-free SMS sending. These resources provide essential tips and proven best practices.
Avoid costly mistakes, improve campaign efficiency, and maximize results!
