public function numbersList () {
			if (!isset($this->cache['own_numbers'])) {
				$tmp = $this->apiCall('get_own_numbers');
				if (!$tmp['data']) return false;

				$this->cache['own_numbers'] = $tmp['data'];
			}

			if (!$this->cache['own_numbers']['numbers']) {
				return array();
			}

			return $this->cache['own_numbers']['numbers'];
		}