You can report beggars in:

• Abu Dhabi by phone on 999 or 8002626 (800Aman), SMS on 2828 or email to aman@adpolice.gov.ae
• Dubai on 901 or 800243 or 8004888
• Sharjah on 901 or 06-5632222 or 06-5631111
• Ras Al Khaimah on 07-2053372
• Ajman on 06-7034310
• Umm Al Quwain on 999
• Fujairah on 09-2051100 or 09-2224411.