More than 3 million tourists visited the province over four days during Eid ul Fitr, police say.
Chief of Army Staff Gen. Qamar Javed Bajwa announced additional security measures while meeting with tribal elders in Kurram Agency.
Military operations in FATA and KP Police and Counter Terrorism Department actions have driven down violence and crime rates.
The project aims to deter cross-border movement of militants and improve regional security.
Muslim countries have expressed their willingness to provide a reserve force of 34,000 to the Saudi-led military force.
Additional police have been deployed in urban centres and entry points to Peshawar, officials say.
Pakistan expressed concern about the growing Iranian aggression across the border and disregard for international law.
At least 33 people were injured in aerial firing in celebration of Pakistan's cricket victory June 18.
Military operations have contributed to a decline in terrorist attacks on mosques, down from a peak of 18 in 2012 to none this year.
The force now has 14 armoured personnel carriers and 61 armour-plated patrol vans to ensure the safety of police fighting terrorism.